Question

Me ajudem a resolver a equação (x-5) / 10+ (1-2x) / 5=(3-x) /4

Answer 1

Oi Jeff

(x - 5)/10 + (1 - 2x)/5 = (3 - x)/4 

mmc(4,5,10) = 20

2*(x - 5) + 4*(1 - 2x) = 5*(3 - x)

2x - 10 + 4 - 8x = 15 - 5x

-6x - 6 = 15 - 5x

6x - 5x = -6 - 15

x = -21